* {
margin: 0;
padding: 0;
box-sizing: border-box;
}

body {
font-family: Arial, sans-serif;
background-color: #2b2d42;
color: #edf2f4;
}

.sidebar {
width: 200px;
height: 100vh;
background-color: #1d2026;
padding: 20px;
position: fixed;
top: 0;
left: 0;
}

.sidebar ul {
list-style-type: none;
}

.sidebar ul li {
margin-bottom: 10px;
}

.sidebar ul li a {
color: #8d99ae;
text-decoration: none;
display: flex;
align-items: center;
}

.sidebar ul li a::before {
content: "";
width: 15px;
height: 15px;
margin-right: 10px;
background-color: #8d99ae;
}

.main-content {
margin-left: 200px;
padding: 20px;
}

.header-section {
background-color: #2b2d42;
padding: 20px;
display: flex;
flex-direction: column;
align-items: center;
position: relative;
}

.header-bg {
width: 100%;
height: 200px;
object-fit: cover;
}

.header-info {
position: absolute;
top: 20px;
left: 20px;
}

.avatar {
width: 100px;
height: 100px;
border-radius: 50%;
margin-bottom: 10px;
}

.username {
font-size: 24px;
margin-bottom: 5px;
}

.follow-btn {
background-color: #4299e1;
color: white;
border: none;
padding: 5px 10px;
border-radius: 3px;
text-decoration: none;
margin-bottom: 5px;
}

.user-stats {
font-size: 14px;
margin-bottom: 5px;
}

.motto {
font-size: 14px;
}

.header-nav {
margin-top: 10px;
}

.header-nav a {
color: #edf2f4;
text-decoration: none;
margin: 0 10px;
}

.article-list {
display: flex;
flex-wrap: wrap;
gap: 20px;
margin-top: 20px;
}

.article {
width: calc(50% - 10px);
background-color: #1d2026;
padding: 20px;
}

.article-title {
font-size: 18px;
margin-bottom: 10px;
}

.article-summary {
font-size: 14px;
margin-bottom: 10px;
}

.article-content {
font-size: 14px;
margin-bottom: 10px;
}

.article-meta {
display: flex;
justify-content: space-between;
align-items: center;
margin-top: 10px;
}

.views,
.comments,
.likes {
font-size: 14px;
}

.edit-btn,
.read-btn {
background-color: #4299e1;
color: white;
border: none;
padding: 5px 10px;
border-radius: 3px;
cursor: pointer;
}

.sidebar-right {
width: 300px;
height: 100vh;
background-color: #1d2026;
padding: 20px;
position: fixed;
top: 0;
right: 0;
}

.calendar-section {
margin-bottom: 20px;
}

.calendar-img {
width: 100%;
height: 150px;
object-fit: cover;
margin-bottom: 10px;
}

.calendar-title {
font-size: 16px;
margin-bottom: 5px;
}

.calendar-date {
font-size: 14px;
margin-bottom: 10px;
}

.calendar-table {
width: 100%;
border-collapse: collapse;
}

.calendar-table th,
.calendar-table td {
border: 1px solid #2b2d42;
padding: 5px;
text-align: center;
}

.current-day {
background-color: #4299e1;
color: white;
}

.links-section {
margin-bottom: 20px;
}

.links-title {
font-size: 16px;
margin-bottom: 10px;
}

.link-item {
display: block;
color: #edf2f4;
text-decoration: none;
margin-bottom: 5px;
}

.tags-section {
margin-bottom: 20px;
}

.tags-title {
font-size: 16px;
margin-bottom: 10px;
}

.tag-item {
background-color: #2b2d42;
color: white;
padding: 5px 10px;
border-radius: 3px;
display: inline-block;
margin-right: 5px;
margin-bottom: 5px;
}